Cedar Bat House, Unique Triple Chamber House That Comfortably Fits Up To 300 Bats, Features Front & Side Air Vents, Landing Skerfs & Removable Inserts With Durable Nylon Mesh For Easy Grip Hanging, Naturally Insect & Rot Resistant Cedar Has A Water Based Preservative To Maintain Color Longer & Hinder Mold & Mildew Growth, All Hardware Is Rust Free, Comes With A 5 Year Warranty.